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Gridcensus

Marion County, Illinois · PJM

DC Readiness
56.7
Good / 100

CENTRALIA is a substation-adjacent datacenter candidate site in Marion County, Illinois, interconnecting through PJM. It screens at 56.7/100 DC Readiness with a catalogued 100 MW of candidate capacity and a 3.8 yrs average interconnection-queue wait.

Power & interconnection

Nearest substationCENTRALIA
Substation distance0.0 mi
Substation voltage138 kV
Available capacity100 MW
UtilitySOUTHWESTERN ELECTRIC COOP INC - (IL)cooperativemoderate to large load · state default

Speed to power

Interconnection outlookModerate
≈ 3.8 yrs typical interconnection wait

Middle-of-the-pack interconnection conditions for this grid.

ISO / RTO regionPJM
Queue depth393
Avg queue wait3.8 yrs

Connectivity

Nearest IXPNetrality St. Louis - 900 Walnut
IXP distance56.9 mi
Fiber providers6
Fiber coverage53.1%

Site characteristics

Risk & environment

Environmental constraintNone (0/100)
Water stress (WRI)Low
Wetlands (NWI)—
Critical habitat—
Superfund nearby—
Hazard sub-score65/100

Location context

Nearest datacenterDatacenter 01133944585
DC distance47.8 mi
County hazard (FEMA NRI)Relatively High (35)
DC tax incentiveYes (sales_tax_exemption)
Commercial electricity10.61¢/kWh
Industrial electricity6.05¢/kWh
Cooling degree days1,100
Heating degree days5,600
Land price / acre$6,108

Regulatory climate

Restrictivestate posture · as of 2026-08

New-DC state tax exemptions suspended for 2 years (from Jul 2026).

DC tax incentiveNo / suspended

Incentive detail: Enterprise Zone sales tax exemption; High Impact Business designation for $12M+ DC investments.

Site location

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≥ 7560–7540–60≤ 40
This site + 6 nearby

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Full DC Readiness breakdown

All 13 weighted sub-scores (0–100) behind the composite DC Readiness score.

Power availability20%
58
Speed to power20%
49
Fiber connectivity12%
65
Energy cost10%
50
Water risk7%
88
Natural hazard6%
65
Buildability7%
60
Labor market4%
50
DC cluster4%
40
Land / acreage3%
40
Construction cost3%
50
Gas pipeline2%
10
Tax incentive1%
100
Climate / cooling1%
70

Nearby comparable sites

Other scored datacenter candidate sites in Marion County, ranked by DC Readiness.

Sites near CENTRALIA
SiteTypeVoltageCapacityQueue waitScore
EC FFE Marion CountyGreenfield——4.6 yrs58.6
UNKNOWN122149Substation-Adjacent138 kV100 MW3.8 yrs56.7
UNKNOWN121709Substation-Adjacent138 kV100 MW3.8 yrs56.2
OZ MarionGreenfield——4.6 yrs55.5
White Brothers Salvage and RecyclingIndustrial——3.8 yrs50.4
Kingsley-Fisher ProductsIndustrial——3.8 yrs50.4

Dataset updated . Screening estimates derived from public data sources.

Figures are screening estimates derived from public infrastructure data. Catalogued capacity reflects theoretical candidate capacity, not deliverable or committed interconnection. Confirm all values with the utility, ISO, and on-the-ground due diligence.

Go deeper than the public screen

This page shows a public slice of the GridCensus dataset for CENTRALIA, Marion County. Pro and Enterprise plans unlock the full 147,272-site catalog, raw sub-scores, parcel ownership, interconnection-queue detail, saved searches, and programmatic API access.